What it must look like to departure door donkeys

What are departure door donkeys aka Triple Ds?

Triple Ds are the impatient folks who jump the line by ignoring the assigned designated platform at Union Station for boarding trains and climb the stairs to the platform designated for people exiting trains.
Triple Ds cause platform congestion for incoming passengers making it difficult for them to reach stairwells and safely navigate the narrow platforms. It's a selfish practice.
Full definition here